From ea541455b529a7e4e4bb76eb6a4d4a5dab220c91 Mon Sep 17 00:00:00 2001
From: kurogeek <kurogeek@lmvhaus.com>
Date: Tue, 28 Jul 2026 17:47:32 +0700
Subject: [PATCH] mob next [ci-skip] [ci skip] [skip ci]

lastFile:machines/anser/patches/aic8800-gpio-power.patch
---
 machines/anser/configuration.nix              | 76 ++++++++++++++++++-
 .../anser/patches/aic8800-gpio-power.patch    | 29 +++++++
 2 files changed, 104 insertions(+), 1 deletion(-)
 create mode 100644 machines/anser/patches/aic8800-gpio-power.patch

diff --git a/machines/anser/configuration.nix b/machines/anser/configuration.nix
index fb28793..9954a3f 100644
--- a/machines/anser/configuration.nix
+++ b/machines/anser/configuration.nix
@@ -1,8 +1,70 @@
 {
-  inputs,
+  config,
   pkgs,
   ...
 }:
+let
+  aic8800-src = pkgs.fetchFromGitHub {
+    owner = "radxa-pkg";
+    repo = "aic8800";
+    rev = "c9176c164b3dd154d8fc7ae23c5f0cfd6b6553a3";
+    hash = "sha256-ZamZ+nerZRFiHxaLx9x5vnRaATKvY7FkBsfkzsdL3wc=";
+  };
+
+  # Firmware - flat structure, uncompressed (driver uses filp_open, not request_firmware)
+  aic8800-firmware = pkgs.stdenvNoCC.mkDerivation {
+    pname = "aic8800-firmware";
+    version = "2024.11.19";
+    src = aic8800-src;
+    dontBuild = true;
+    installPhase = ''
+      mkdir -p $out/lib/firmware/aic8800_fw/SDIO
+      cp -r src/SDIO/driver_fw/fw/aic8800D80/* $out/lib/firmware/aic8800_fw/SDIO/
+    '';
+  };
+
+  aic8800-driver = config.boot.kernelPackages.callPackage (
+    { stdenv, kernel }:
+    stdenv.mkDerivation {
+      pname = "aic8800-driver";
+      version = "2024.11.19-${kernel.version}";
+      src = aic8800-src;
+      nativeBuildInputs = kernel.moduleBuildDependencies;
+      hardeningDisable = [ "pic" ];
+
+      patchPhase = ''
+        runHook prePatch
+        for p in debian/patches/fix-linux-6.1-build.patch \
+                 debian/patches/fix-linux-6.5-build.patch \
+                 debian/patches/fix-linux-6.7-build.patch \
+                 debian/patches/fix-linux-6.9-build.patch \
+                 debian/patches/fix-linux-6.12-build.patch \
+                 debian/patches/fix-sdio-firmware-path.patch \
+                 debian/patches/fix-sdio-fall-through.patch; do
+          [ -f "$p" ] && patch -p1 < "$p" || true
+        done
+        patch -p1 < ${./patches/aic8800-gpio-power.patch} || true
+        runHook postPatch
+      '';
+
+      preBuild = "cd src/SDIO/driver_fw/driver/aic8800";
+
+      buildPhase = ''
+        runHook preBuild
+        make KDIR=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build \
+             ARCH=arm64 CROSS_COMPILE= modules
+        runHook postBuild
+      '';
+
+      installPhase = ''
+        runHook preInstall
+        mkdir -p $out/lib/modules/${kernel.modDirVersion}/kernel/drivers/net/wireless/aic8800
+        find . -name '*.ko' -exec cp {} $out/lib/modules/${kernel.modDirVersion}/kernel/drivers/net/wireless/aic8800/ \;
+        runHook postInstall
+      '';
+    }
+  ) { };
+in
 {
   nixpkgs.hostPlatform = {
     system = "aarch64-linux";
@@ -16,6 +78,18 @@
   boot.loader.grub.enable = false;
   boot.loader.generic-extlinux-compatible.enable = true;
 
+  boot.extraModulePackages = [ aic8800-driver ];
+  boot.kernelModules = [
+    "aic8800_bsp"
+    "aic8800_fdrv"
+  ];
+
+  # Point directly to nix store path - available immediately, no compression
+  boot.extraModprobeConfig = ''
+    options aic8800_bsp aic_fw_path=${aic8800-firmware}/lib/firmware/aic8800_fw/SDIO skip_power_wait=1
+    options aic8800_fdrv aicwf_dbg_level=0
+  '';
+
   hardware.enableRedistributableFirmware = true;
 
   boot.kernelParams = [
diff --git a/machines/anser/patches/aic8800-gpio-power.patch b/machines/anser/patches/aic8800-gpio-power.patch
new file mode 100644
index 0000000..9b4a315
--- /dev/null
+++ b/machines/anser/patches/aic8800-gpio-power.patch
@@ -0,0 +1,29 @@
+--- a/src/SDIO/driver_fw/driver/aic8800/aic8800_bsp/aicsdio.c
++++ b/src/SDIO/driver_fw/driver/aic8800/aic8800_bsp/aicsdio.c
+@@ -28,6 +28,14 @@
+ #include "aic_bsp_driver.h"
+ #include "aicsdio_txrxif.h"
+
++#ifdef CONFIG_PLATFORM_UBUNTU
++#include <linux/gpio.h>
++#include <linux/mmc/host.h>
++static bool skip_power_wait = true;
++module_param(skip_power_wait, bool, 0644);
++MODULE_PARM_DESC(skip_power_wait, "Skip power sequence wait (card already enumerated by DT)");
++#endif
++
+ #ifdef CONFIG_PLATFORM_ALLWINNER
+ extern int sunxi_wlan_get_bus_index(void);
+ extern void sunxi_wlan_set_power(int on);
+@@ -515,6 +523,11 @@ static int aicbsp_platform_power_on(void)
+             rockchip_wifi_set_carddetect(1);
+ #endif /*CONFIG_PLATFORM_ROCKCHIP2*/
+
++#ifdef CONFIG_PLATFORM_UBUNTU
++	if (skip_power_wait)
++		return 0;
++#endif
++
+ 	sema_init(&aic_chipup_sem, 0);
+ 	ret = aicbsp_reg_sdio_notify(&aic_chipup_sem);
+ 	if (ret) {